CN104945997B - A kind of outer wall flexible waterproof putty powder - Google Patents

A kind of outer wall flexible waterproof putty powder Download PDF

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Publication number
CN104945997B
CN104945997B CN201510333055.9A CN201510333055A CN104945997B CN 104945997 B CN104945997 B CN 104945997B CN 201510333055 A CN201510333055 A CN 201510333055A CN 104945997 B CN104945997 B CN 104945997B
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CN
China
Prior art keywords
powder
retarder
cement
accounts
flexible waterproof
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Expired - Fee Related
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CN201510333055.9A
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Chinese (zh)
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CN104945997A (en
Inventor
张正良
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HANGZHOU ZHENGBO NEW CONSTRUCTION MATERIAL Ltd
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HANGZHOU ZHENGBO NEW CONSTRUCTION MATERIAL Ltd
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Priority to CN201510333055.9A priority Critical patent/CN104945997B/en
Publication of CN104945997A publication Critical patent/CN104945997A/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/34Filling pastes

Abstract

The present invention relates to a kind of outer wall flexible waterproof putty powder and preparation method thereof, following component is contained: cement: 22% according to percentage by weight, triple superphosphate: 20.5%, silica flour: 15%, kieselguhr: 8%, Pulvis Talci: 8%, Kaolin: 5%, ash calcium: 5%, oxirane: 3%, retarder: 2%, HPMC:0.3%, latex powder: 3%, wollastonite in powder: 2%, catalyst: 2%, hydrophober: 0.4%, wood fibre: 0.5%, starch ether: 0.3%, other fillers: 3%, Task-size Controlling d97 < 10 μm of triple superphosphate powder body, d50 is 1.5 μm, whiteness > 95%, CaCO3 >=98%;In silica flour, 13 μm account for 57%, and 58 μm account for 22%, and 9 15 μm account for 13%, and 15 18 μm account for 8%;Kieselguhr is 260 300 mesh;Kaolin d97 is about 15 μm, d50 is about 2 μm, whiteness > 92%;Retarder includes citric acid retarder and the 28% sodium polyphosphate retarder of 72%;Wollastonite in powder draw ratio > 10, the features such as HPMC uses 100,000 viscosity hydroxypropylmethyl celluloses, and the present invention has pure white, exquisiteness, and construction workability is good, and intensity is high, water-tolerant, cracking resistance.

Description

A kind of outer wall flexible waterproof putty powder
Technical field
The present invention relates to construction material, be specifically related to a kind of outer wall flexible waterproof putty powder and preparation method thereof.
Background technology
Powder of lacquer putty for use on is the one of building and ornament materials, and main component is Pulvis Talci and glue.One layer of white putty on the rough house surface just purchased, the whiteness of usual putty more than 90 fineness more than 330.Putty is used to a kind of base material that wall-surface patching is levelling, lays a good foundation for next step decoration (brush paint wallpaper).Putty is divided into interior wall and exterior wall two kinds, and exterior wall putty to be resisted and to expose to the weather so colloidality is big, intensity is high, and environmental protection index is slightly lower.Inner wall putty aggregative index is preferable, health environment-friendly, so interior wall not external, exterior wall is not interior to be used.Generally putty is Gypsum Fibrosum or cement based, such rough surface be easier bonding firmly.But construction when, also it is intended in basic unit, brush a bed boundary Ji Lai sealing basic unit improves the adhesive force of metope simultaneously, putty can be preferably bonded on basal plane.Existing outer wall flexible putty powder is to be mostly to mix with triple superphosphate, white cement, organic additive etc., and it is mainly used as outer surface of wall alignment material.The quality of exterior wall putty quality directly affects dicoration and the durability of coating ornamental surface; exterior wall putty that serviceability is inferior or inner wall putty external; finally often lead to engineering delivery use the most i.e. occur metope come off, hollowing, cracking; local or Large area coatings lose original decoration and defencive function, have had a strong impact on the normal use of building.The prescription of architectural engineering External Wall putty, is mainly reflected in the indexs such as adhesion strength, initial stage splitting resistance and dynamic cracking resistance, and adhesion strength is one of which important technology index.In construction often poor because of putty product quality, cause putty cannot normally be attached to surface of wall, cause the efflorescence of putty top layer or come off, even peeling, leaving foaming vestige after drying.Existing architectural waterproof material and performance of heat protective material are single, and waterproof is not incubated, insulation non-watertight, and some can not be combined into one with body of wall, and intensity is bad, and cost is high.
Summary of the invention
It is an object of the invention to provide a kind of outer wall flexible waterproof putty powder and preparation method thereof, pure white, exquisiteness, construction workability is good, and intensity is high, water-tolerant, cracking resistance, and concrete technical scheme is as follows:
A kind of outer wall flexible waterproof putty powder, contains following component according to percentage by weight:
Cement: 22%
Triple superphosphate: 20.5%
Silica flour: 15%
Kieselguhr: 8%
Pulvis Talci: 8%
Kaolin: 5%
Ash calcium: 5%
Oxirane: 3%
Retarder: 2%
HPMC:0.3%
Latex powder: 3%
Wollastonite in powder: 2%
Catalyst: 2%
Hydrophober: 0.4%
Wood fibre: 0.5%
Starch ether: 0.3%
Other fillers: 3%
Task-size Controlling d97 < 10 μm of triple superphosphate powder body, d50 is 1.5 μm, whiteness > 95%, CaCO3 >=98%;
In silica flour, 1-3 μm accounts for 57%, and 5-8 μm accounts for 22%, and 9-15 μm accounts for 13%, and 15-18 μm accounts for 8%;
Kieselguhr is 260-300 mesh;
Kaolin d97 is about 15 μm, d50 is about 2 μm, whiteness > 92%;
Retarder includes citric acid retarder and the 28% sodium polyphosphate retarder of 72%;
Wollastonite in powder draw ratio > 10;
HPMC uses 100,000 viscosity hydroxypropylmethyl celluloses.
Further, possibly together with slag micropowder, it replaces cement 17% in cement, and described slag micropowder grinding is refined to specific surface area more than 500m2/kg.
Further, other fillers described include the tourmaline powder of 21%, the bentonite of 35% and the meerschaum of 27%;And the mica powder of 17%, Gypsum Fibrosum powder, sierozem power, swelling perlite powder, one or more in paraffin powder.
Further, described latex powder is vinylacetate and the ethylene copolymer rubber powder of 37%, the ethylene of 29% and vinyl chloride and moon silicic acid vinyl acetate ternary polymerization rubber powder, the vinylacetate of 21% and ethylene and higher aliphatic vinyl acetate ternary polymerization rubber powder, the vinylacetate of 11% and higher aliphatic vinyl acetate copolymerization rubber powder, and the mixture of the vinylacetate homopolymerization rubber powder of 2%.
Further, described catalyst is sodium aluminate and polyacrylamide carries out the mixture that mixes according to the weight ratio of 9:1.
Further, described cement is general silicon 425.
The features such as compared with currently available technology, the present invention has pure white, exquisiteness, and construction workability is good, and intensity is high, water-tolerant, cracking resistance.Specifically: not only there is good thermal insulation property and good water resistance, and there is suitable intensity, can directly carry out coating application, sticking brick, there is firm pasting, do not ftracture, heat insulation, hydrophobic, the feature of easy construction.The present invention prepares the raw material of putty and is conveniently easy to get, and this putty has the normal attribute of general decor putty, fully can be firmly combined with building wall physical ability, and resistance to water also becomes apparent from, and substantially can reach the life-span same with building, has effect once and for all.The present invention, without having pollution, poisonous component, therefore good environmental protection, uses kieselguhr as aggregate simultaneously, as it has been described above, kieselguhr has the effect of absorption harmful gas, therefore, the environmental-protecting performance of the putty of the present invention is excellent;By adjusting component and the content proportioning of each component of putty powder for exterior wall so that the adhesive strength of coating is high;Anti-strip ability is strong, thus has that caking property is good, adhesive force is strong, filming performance is stable, and intensity high life length, water-fast freedom from cracking, not shedding and dope viscosity firmly and save the feature of coating;Several raw materials substep is pulverized and is ground by the preparation method of the present invention so that the raw material mix homogeneously of putty, strengthens the coordinative role between each component so that the excellent performance of putty;The using method of the present invention determines the proper ratio with water, and fully infiltrates before stirring so that blade coating and flow leveling are excellent.
Detailed description of the invention
Describing the present invention below, it is a kind of preferred embodiment in numerous embodiments of the present invention.
Use following component and proportioning in one embodiment:
Cement (the most general silicon 425): 32%
Triple superphosphate: 30.5%
Silica flour: 20%
Pulvis Talci: 8%
Ash calcium: 5%
100000 viscosity HPMC(hydroxypropyl methyl celluloses): 0.3%
Latex powder: 3%
Hydrophober: 0.4%
Wood fibre: 0.5%
Starch ether: 0.3%.
In a preferred embodiment, outer wall flexible waterproof putty powder contains following component according to percentage by weight: cement: 22%, triple superphosphate: 20.5%, silica flour: 15%, kieselguhr: 8%, Pulvis Talci: 8%, Kaolin: 5%, ash calcium: 5%, oxirane: 3%, retarder: 2%, HPMC:0.3%, latex powder: 3%, wollastonite in powder: 2%, catalyst: 2%, hydrophober: 0.4%, wood fibre: 0.5%, starch ether: 0.3%, other fillers: 3%, wherein, Task-size Controlling d97 < 10 μm of triple superphosphate powder body, d50 is 1.5 μm, whiteness > 95%, CaCO3 >=98%;In silica flour, 1-3 μm accounts for 57%, and 5-8 μm accounts for 22%, and 9-15 μm accounts for 13%, and 15-18 μm accounts for 8%;Kieselguhr is 260-300 mesh;Kaolin d97 is about 15 μm, d50 is about 2 μm, whiteness > 92%;Retarder includes citric acid retarder and the 28% sodium polyphosphate retarder of 72%;Wollastonite in powder draw ratio > 10;Described latex powder is vinylacetate and the ethylene copolymer rubber powder of 37%, the ethylene of 29% and vinyl chloride and moon silicic acid vinyl acetate ternary polymerization rubber powder, the vinylacetate of 21% and ethylene and higher aliphatic vinyl acetate ternary polymerization rubber powder, the vinylacetate of 11% and higher aliphatic vinyl acetate copolymerization rubber powder, and the mixture of the vinylacetate homopolymerization rubber powder of 2%;HPMC uses 100,000 viscosity hydroxypropylmethyl celluloses.
In a preferred embodiment, the preparation method of outer wall flexible waterproof putty powder, comprise the steps: by proportioning, cement and Pulvis Talci are weighed dispensing, be sequentially placed in mixer, through being sufficiently stirred for, add pulverizer after mix homogeneously and be crushed to less than 120 mesh;By triple superphosphate, silica flour, kieselguhr, Kaolin, ash calcium, wollastonite in powder weighs dispensing by proportioning, is sequentially placed in mixer, through being sufficiently stirred for, is ground 5-10 minute after mix homogeneously;Above-mentioned for step material is mixed and stirred for 5-10 minute;Add HPMC and wood fibre, grind 5-10 minute;Latex powder is weighed dispensing by proportioning, is sequentially placed on high speed dispersor fully dispersed, under 600r/min rotating speed, be sequentially added into the oxirane weighed by proportioning, retarder, the catalyst weighed by proportioning, hydrophober, starch ether it is sequentially added under 1000-1200r/min rotating speed;Gained material is stirred;Being stirred by gained material, sieve to obtain powder of lacquer putty for use on.
Above the present invention is exemplarily described; obviously the present invention implements and is not subject to the restrictions described above; as long as the various improvement that the method design that have employed the present invention is carried out with technical scheme, or the most improved that directly apply to other occasion, all within protection scope of the present invention.

Claims (3)

1. an outer wall flexible waterproof putty powder, it is characterised in that contain following component according to percentage by weight:
Cement: 22%
Triple superphosphate: 20.5%
Silica flour: 15%
Kieselguhr: 8%
Pulvis Talci: 8%
Kaolin: 5%
Ash calcium: 5%
Oxirane: 3%
Retarder: 2%
HPMC:0.3%
Latex powder: 3%
Wollastonite in powder: 2%
Catalyst: 2%
Hydrophober: 0.4%
Wood fibre: 0.5%
Starch ether: 0.3%
Other fillers: 3%
Wherein,
Containing slag micropowder in cement, it replaces cement 17% in cement, and described slag micropowder grinding is refined to specific surface area more than 500m2/kg;
Task-size Controlling d97 < 10 μm of triple superphosphate powder body, d50 is 1.5 μm, whiteness > 95%, CaCO3 >=98%;
In silica flour, 1-3 μm accounts for 57%, and 5-8 μm accounts for 22%, and 9-15 μm accounts for 13%, and 15-18 μm accounts for 8%;
Kieselguhr is 260-300 mesh;
Kaolin d97 be 15 μm, d50 be 2 μm, whiteness > 92%;
Retarder includes citric acid retarder and the 28% sodium polyphosphate retarder of 72%;
Wollastonite in powder draw ratio > 10;
HPMC uses 100,000 viscosity hydroxypropylmethyl celluloses;
Described latex powder is vinylacetate and the ethylene copolymer rubber powder of 37%, the ethylene of 29% and vinyl chloride and moon silicic acid vinyl acetate ternary polymerization rubber powder, the vinylacetate of 21% and ethylene and higher aliphatic vinyl acetate ternary polymerization rubber powder, the vinylacetate of 11% and higher aliphatic vinyl acetate copolymerization rubber powder, and the mixture of the vinylacetate homopolymerization rubber powder of 2%;
Other fillers described include the tourmaline powder of 21%, the bentonite of 35% and the meerschaum of 27%;And the mica powder of 17%, Gypsum Fibrosum powder, sierozem power, swelling perlite powder, one or more in paraffin powder.
2. outer wall flexible waterproof putty powder as claimed in claim 1, it is characterised in that described catalyst is sodium aluminate and polyacrylamide carries out the mixture that mixes according to the weight ratio of 9:1.
3. outer wall flexible waterproof putty powder as claimed in claim 1 or 2, it is characterised in that described cement is general silicon 425.
CN201510333055.9A 2015-06-17 2015-06-17 A kind of outer wall flexible waterproof putty powder Expired - Fee Related CN104945997B (en)

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